package builder;

class Product {

  private String partA;
  private String partB;
  private String partC;

  public void setPartA(String partA) {
    this.partA = partA;
  }

  public void setPartB(String partB) {
    this.partB = partB;
  }

  public void setPartC(String partC) {
    this.partC = partC;
  }

  public void show() {
    //显示产品的特性
      
  }

}